Before in time; antecedent.
- Placed before or in front.
- Occurring before in time; earlier.
- Anatomy Located near or toward the head in lower animals.
- Anatomy Located on or near the front of the body in higher animals.
- Anatomy Located on or near the front of an organ or on the ventral surface of the body in humans.
- Botany In front of and facing away from the axis or stem.